When your electricity goes out, it is very useful if you have a portable home generator handy to power the important things in your house that need electricity. When using a generator, make sure the amount of power that is needed for each item you would like the generator to power is lower than the actual wattage the generator can produce. At all costs do not overload the generator by plugging in more than the generator can handle. When using the generator, keep it in an open area away from